what two numbers multiply together to equal 16 and add together to equal 15?Advertisement
This selection will show you how to multiply two numbers together. It doesn ’ t just give you the answer the way your calculator would, but will actually show you ... Skip Discover Education Main Navigation Skip Discover Education Main Navigation Forgot username or password? Passcode/Create New User Help Username Password LOGIN Current Users Login Here 0 Menu LOGIN Solutions for Districts What We Offer Explore Partner Success Stories Explore Research Results Community (DEN) Explore Become a DEN Educator DEN... read more
You can multiply two matrices if, and only if, the number of columns in the first matrix equals the number of rows in the second matrix. Otherwise, the product of two matrices is undefined. The product matrix's dimensions are $$ \rightarrow $$ (rows of first matrix) × (columns of the second matrix ) In the picture on the left, the matrices can be multiplied since the number of columns in the 1st one, matrix A, equals the number of rows in the 2nd, matrix B.... read more
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